So 7 x = x2 -18 so you get the quadratic x^2 -7x -18 and then get 2 x -9= -18 and 2 + -9 = -7 so you get (x + 2) ( x - 9) so the positive solution would be x-9 = 0 so x= 9. Hope this helps :)
Answer:
1/4 is the answer.
Step-by-step explanation:
If he has a die then it is 6 sided. He has a 1/2 chance the 1st time that he gets a non-even number. The next time he also has a 1/2 chance of getting an even number so it's 1/2 times 1/2 = 1/4.
629.20/520=1.21
Powerof6V1.21= 1.0323
Rate of interest 3.23
Answer:
Step-by-step explanation:
A.
C.
The net pay is the amount left after taxes and deductions have been removed from the gross pay.
Her monthly gross pay is: $4111.93
The deductions are:



Let her gross pay be x.
So, we have:

So, we have:

Express percentage as decimals


Add 102 to both sides


Divide both sides by 0.95

Rewrite as:

Hence, her monthly gross pay is: $4111.93
Read more about gross and net pay at:
brainly.com/question/8952173